package tdd.demo.demo002;

import java.util.Calendar;

/*
 * 	测试类
 */
public class Client {
	
	public static void main(String[] args) {
		Calendar c = Calendar.getInstance();
		System.out.println(System.currentTimeMillis());
		System.out.println(1293840000/3600/24/365);
		System.out.println(1587265260229l/1000/3600/24/365);
	}
	

}
